The normal Sudoku rules apply: in each row, each column, and each bold-outlined 3x3 box, the digits 1–9 must each appear exactly once.
Additionally:
Yellow atoms: Around an atom, all surrounding digits are either all even or all odd. All atoms are given.
Electrons: Cells connected by a white electron contain consecutive digits. Cells connected by a black electron have a 1:2 ratio. Not all white and black electrons are given.
F-Puzzles-Link: F-Puzzles link
Sudoku-Pad-Link: Sudoku-Pad-Link
Solution code: Row 9
on 1. September 2026, 21:32 by Stabbers
polarized atoms, very nice
on 31. August 2026, 18:24 by garycblack
SudokuPad solution link:
https://sudokupad.app/q7006ff414
on 31. August 2026, 12:26 by AngusWBA
Loved this approachable puzzle, thank you!
on 30. August 2026, 17:43 by Flash Groudon
Really fun solve! Loved the theme :)
on 30. August 2026, 10:48 by Zinker
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